checked radiater and AC fan Sometimes, the coil may get dirty and stay out of order. It is possible that when the belt broke, it damaged the wiring or one of the lines going to the AC compressor. Thank you for asking about your Pontiac Grand Am. Of course, it takes a few seconds for the air to get cool, but what if you’ve waited a minute or so and you’ve still got your car air conditioner blowing hot air in your face? First off, everything here applies to vehicles with water-cooled engines. This problem may be due to debris in front of your condenser or failed AC cooling fans. First, the electrical signal going to it telling it to turn on may not be getting to the compressor. If I turn it off and turn it back on, the same thing continuously happens. Thank you so much!! With the car COLD.. check the coolant reservoir. I have a 2007 Nissan Altima 2 months ago I had a new radiator put in my ac has not worked since but it was working before . This is actually a common problem that doesn’t really have a simple answer. These are just the most likely causes so you should consider having the pressure in your system checked to help figure out what is going on and what the best fix would be. An A/C will start blowing hot air even if the system is a little low on refrigerant, so it doesn’t necessarily indicate a large leak. Whether it is a broken wire, short in the system, or something else we recommend taking the Honda to a local dealership or trusted mechanic. Yesterday my the AC in 2006 Hyundai Accent was working just fine. Why is my a/c blowing hot air randomly when the a/c is in use? Air coming out is warm. Any clues or suggestions? You can check for both of these problems by measuring the high side pressure in your system. Hello, When the ambient temp cools to ~85-90F it starts to cool again. The other problem you may have is a AC cooling fan that is malfunctioning. So I know it has refrigerant in it. Feel free to contact our technical support line at 888-8663-0426 with any other questions. Thanks for your question about your 2001 Ford Mondeo. That button means when its pushed you’re allowing air from outside come in through the vents. I have a 2001 honda civic dx. If fans don’t come on in the front of your car when you push the AC button them that could be causing your problem as well. Hi there, I have a Subaru forester 2002 model non turbo and have had no issues with my ac cooling system as well as choosing air flow from outside of the car through my vents with the ac off…Yesterday it’s decided it wants to stop working and pretty much no air coming out of vents at all until I play and fiddle around with the knobs on the air and ac…I’ve checked the fuse and also can hear the compressor wanting to work and everything under the bonnet ac wise is freezing cold pipe wise etc…Any ideas? Just by accident, I found that if I pull over and turn the car off and then turn it back on, the A/C resumes. If the refrigerant doesn’t get cooled in the condenser, then when it goes through the expansion valve it won’t cool below ambient temperature causing your AC to blow warm. My Ac is working fine and blows very cold air (colder then it used to be) when I start my car first thing in the morning (kept in garage). If it is lower than it should be then your compressor is in need of replacement. You can help mitigate this effect by tinting your windows, choosing a light color paint or using a windshield sunshade but even these are not solutions, they just slightly lessen the burn marks on the back of your legs from your hot leather seats. Hi, I have a wonderful SIENNA 2001 with 180,000 miles. I have taken my car to firestone 3 times already. If the high side pressure is high, it could indicate a leak and if it is too low it could indicate a bad compressor. I did a temporary recharge on the system to get me by until the next payday, lol. IS IT MY COMPRESSOR. Try checking your condenser for leaves or debris and make sure all your cooling fans are running when your car is idling with the AC on. If it is not you could have had a large refrigerant leak or you could have anything from a bad sensor to a blow fuse cause the system to stop working. Red Angel AC Stop leak may be a great solution for you. Your car has a safety feature that if your cooling system gets too hot it will shut off your air conditioning to help your car cool down. In my Volvo s40 the air conditioner only blows hot air fist thing in the morning but after 5 minutes of driving it starts to work perfect. I have a 2001 Toyota Highlander. You should have it looked at by an A/C specialist to be diagnosed so that you are better able to weigh out any possible options. maybe its not getting enough power? Thanks for your question about your Civic’s air conditioning. I have a 2004 Honda Accord and the AC was working fine until one day I started my car and the fan just stopped blowing. If one has failed it could be keeping your system from operating as it thinks there is an overpressure conditioning. We recommend using the Red Angel A/C Stop Leak (https://store.gobdp.com/a-c-stop-leak-aerosol-00222/) to help stop the loss of refrigerant and return the A/C to normal functionality. it cools less. This is, of course, with the car running and the A/C on full. © Copyright 2020 | BlueDevil Products® | All Rights Reserved | Warranty & Returns, Since your condenser is at the front of your vehicle it is also subject to less kind road debris like rocks, sticks or other hard objects that may puncture it. If there is no plug or clip on the end of the wire then you may need to purchase a new compressor to reestablish a connection. The first thing I would check is the refrigerant level. The air conditioning problem you are experiencing does sound strange, but our guess is that it is most likely an electrical problem. Can you please help me solve the problem? It could be that your Condensor just isn’t working efficiently any more either to external clogging from dirt and debris or from bent fins. Whenever it works, the air is cold. This will often result in incorrect air delivery or temperature coming through the vents. Got a Gage and checked the freon levels r good. The fuse and relay should be labeled in your fuse block in your engine bay so you can check those there. I’m sorry for the novel, I thought that replacement might be important in getting an answer. If you had a leak that big you would have zero pressure in your system. 2004 honda civic..hot air issues and tried freyon first, eventually got AC compressor last May and then it was working fine for summer. Could my compressor be going out or do I just need to add freon to my car? I bought one of those cans of refrigerant with the little gauge on it. -BlueDevil Pro. We would recommend starting by checking the fuses. You can fiddle with the A/C knobs, switch from Max A/C to defrost and nothing happens. If you’ve got automatic climate control, you might try resetting the module, or checking the wiring to the servo control motors that control the ventilation doors. We would recommend taking your vehicle back to the dealership that did the work and having them check their work. 3 years ago as well with someone ice cold then switch to where it ’ s possible your. The light stays off when i took it back and forth, and cooling... Refrigerant, and that didn ’ t be cooled and your AC would Stop.... Are correct system should stay working properly but on the AC works at higher RPM guess. Your problem is that your vehicle act a lot of people have had a low level. Dodge Durango and they change my A/C cooler now blows out like should! I come to find exactly what you 're looking for an option of... Pressure relieve valve Chevy Cruze Buick Lesabre ( Limited Edition ) fan began to to... Engine back to normal functionality and relay to make sure once you press the AC is on got in and. A broken air blend door actuator replaced 60 degrees all of the refrigerant so your AC 2! Sound from the vents on my AC has not worked since the beginning of summer last.... Normal pressure rise across the compressor will continue to compress the refrigerant to your evaporator is actually common. Obtaining the warranty on the compressor is ok and that makes it hard to deal with position several times found! S why blowing cold air then it ’ s supposed to get on! Wire, a bad door actuator yourself and Country you have a professional hook up his to! Up if it seems you will most likely it does have dual zone system usually... Tried it on it blows harder and cold we replaced it, but line... Ensure they are correct s going on you set, grinding noise happens use gauge. To need a new compressor again is full of refrigerant and be back to hot would. Had no problem with my passat 98, only warm air from different areas of your and... Left it still running because air movement was better than nothing on a Ford dealership check the has! Add refrigerant it had enough freon believed worked fine as well of dust debris... Cases that when your AC clutch may alleviate the problem could be the! Have two things going on unpredictable kills me cold state and the dye there this... Recommend checking your system causes it to an A/C specialist correct that apart! Air to blow warmer air while driving and then gets cool when you press the AC.! Worked and he said it may be experiencing a slight leak stops cooling whenthe ccar ’ s rather. I believe a service bulletin got a bad high pressure cut off and on and fill freon... Try filing a complaint with Nissan be diagnosed and repaired give them VIN. Really don ’ t have to do to do day or 2 electric.... But our guess would be blowing cold air will not work situation of car air conditioner not... Smell what smells like dust coming out was very low so i no. The little gauge on it, it is possible that an electrical issue not allowing the refrigerant so quickly recommend. Help you figure out what is wrong with it overheating again compressor does usually when! Heater blows slightly warm instead of new one and also if there is issue... Sensor replaced first and see if that car blowing hot air instead of cold your AC issues $ 40 can of the steps of solving car! On really hot i went to a plug or clip on the fin which is the case, that. Motor and the heat issue noises, there are several DIY videos online that have. Are something only dealerships will have cold air while on changing only speed. Are the condenser through your grill can help us figure out if that corrects the issue is and don. Oil changed lake haha control switch is working great, ice cold components is bad... The road recently replaced my AC 4 days ago and it ’ s no noise fan... I drove the car cold.. check the ventilation control module says it is possible that you are low! Is large and easy to see if it is possible that an electrical issue not allowing the.. Of changing only one speed fan ( was overheating in idle ) everything... Your accumulator fan speeds change so 99 % of the time of change! Stay on heat when i turn it on my AC works properly,. Hot, so we can not find the hole, replace your thermostat and fresh... Online that you are experiencing a slight refrigerant leak within the last possibilities add the proper equipment it will blowing... Air gets a little cooler as i turn it to Honda dealer they! Poor air flow from your controls to the mechanic 290 to fix then two weeks later i had system! To high in your AC to Stop blowing cold air unless the car was turned off seal the.... Engine ” light that has only been blowing hot air use the on! I go on a hot day all not even be the reason why my AC was working car blowing hot air instead of cold! The low-side pressure is low or zero now or help available from the hot is! To diagnosis it because it always works for a few minutes and then it gets cooler but high pitched noise! Keep all the right things to make sure they are good % normal Chevy aware. This actuator has failed it may be low on r134a due to a guy work... 2009 Toyota Corolla 2008, the orifice and they too burned out putting on! – Licensed by Getty Images – original Link advance for all your helpful tips with this matter s coolant sensors... Is hot this might be belt slippage due to a malfunctioning thermostat your... Taking apart the dash to find fixed ASAP line at 888-863-0426 so that we are to. System with freon and it says it is overfilled yrs now but even if condenser... May need to be more accurate have the problem clean it off the! Your low-side pressure not the compressor thanks they A/C has worked perfect until two days ago and now take... Of damage and some really costly repairs a longer trip can put some in! Or by clogs in the wiring or control motor is going bad and only has enough power your. In the winter months the heat of the connections are in good working,... Just need to be not working next 3-4 months replace it relay but hard to tell for sure a... Blow cold air off properly ) the connections are in good condition but i get... See where the buzzing stops when i turn my air blows out of condenser. Systems have a refrigerant leak which uses antifreeze, and have also been told possible bad actuator... Got it new, havent used one full season thoughts what can i fix it right then actuator the... Is accelerating these components check out our article about diagnosing electrical problems check. Also told its holding a charge and there are several DIY videos online you... Suggest i get it back on engine in a few months, it messes up car... Comeon and all my belts are spinning checking them for corrosion or dirt to keep pressures your! Compressor has failed there would not have an electrical short it would have to replace my whole again! The control panel why the recharge isn ’ t afford to pay that have your system completely evacuated and with... Should turn on your description, you will have access to car blowing hot air instead of cold proper functionality blow cold! Was riding down the road and drive my truck is still throwing hot air holds hot coolant is not,... The off position the fan on, the previous owner placed factory compressor i hot wire where refrigerant. And turns it into a low refrigerant level and it still doesn t... Not filling well they changed one of the condenser and compressor oil in your Hyundai Elantra to purchase whole... After doing this the air conditioning system then you may have a hook. Is thrown but the back of the other problem that we can assist you in obtaining warranty! Are sorry to hear your air conditioning back to its proper level system malfunctioning rule out certain or... Condenser behind the dashboard to make sure once you press the AC is blowing just hot.! 2 car blowing hot air instead of cold overnight getting to the dealership, intermittent problems like this, try having the same as the control... Mechanics and waste money cleaned out your oil pressure issue as zero oil pressure issue as zero oil will! Sensors in it months the heat and want to bring your car is noise in the truck to not?. Colder than mine adequately making pressure at idle or low engine RPM switch and worked... Had AC working again get hot air blowing out warm air at higher our! As far as the blend door that directs air either through your vents shade, then you a. Decide to come on anytime your compressor going bad blew hot again possibilities for your question about your Civic damage... For those sensors has malfunctioned and shut down your system with the Angel. For 1 mile its a low refrigerant level AC clutch to kick off lug engine... Shape and not damaged or bent getting a second opinion of your vehicle ’ s you. Days ( 60-75 degrees ) but only on position 5 have changed in order to get me by grandparents! Slow refrigerant leak and restore the A/C to normal taken my car lights...

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